# stream_si64(long*, long)

> Store 64-bit integer a into memory using a non-temporal hint to minimize cache pollution. If the cache line containing address mem_addr is already in the cache, the cache will be updated.

## Definition

* **Type:** Method
* **Namespace:** [Unity.Burst.Intrinsics](/engine/6000.7/script-reference/unity/burst/intrinsics.md)
* **Assembly:** UnityEngine.BurstModule

```csharp
public static void stream_si64(long* mem_addr, long a)
```

### Parameters

**** (\[long\*]\(https\://learn.microsoft.com/dotnet/api/system.int64)): Memory address**** (\[long]\(https\://learn.microsoft.com/dotnet/api/system.int64)): 64-bit integer